An Electric Drive can be defined as, a system which is used to
control the movement of an electrical machine. This drive employs a prime mover
such as a petrol engine, otherwise diesel, steam turbines otherwise gas,
electrical & hydraulic motors like a main source of energy. This PDF covers the
following topics related to Electric Drives : Basic Concept of Electric Drives,
Motor-Load torque equation, Types of Electric Drives, Various classes of duty,
Heating and cooling of Electric Drives.
Author(s): Sri Chandrasekharendra Saraswathi Viswa
Mahavidyalaya